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Questions tagged reshape

14 questions

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34
votes
7
answers

Compute mean and standard deviation by group for multiple variables in a data.frame

r aggregate reshape reshape2
asked 2013-05-03T20:57:39.313
12
votes
4
answers

stacking columns into 1 column in R

r dataframe rows reshape
asked 2013-04-09T19:44:45.090
51
votes
1
answers

reshape vs. reshape2 in R

r reshape reshape2
asked 2012-09-11T20:22:00.927
20
votes
1
answers

R package reshape function melt error: id variables not found in data when working with a lot of factors

r reshape melt mothur
asked 2012-09-07T14:35:08.153
9
votes
3
answers

Automatic column name label with cast

r reshape
asked 2012-07-05T23:14:45.553
32
votes
9
answers

Transpose / reshape dataframe without "timevar" from long to wide format

r reshape transpose r-faq
asked 2012-07-04T05:16:24.290
16
votes
3
answers

reshape wide to long with character suffixes instead of numeric suffixes

r reshape
asked 2012-05-06T07:41:38.680
66
votes
4
answers

Rearrange dataframe to a table, the opposite of "melt"

r dataframe reshape
asked 2011-10-19T20:37:40.740
12
votes
4
answers

Pivot Table-like Output in R?

r pivot-table reshape
asked 2011-07-12T15:47:02.827
90
votes
3
answers

load csv into 2D matrix with numpy for plotting

python arrays csv numpy reshape
asked 2010-11-30T15:40:22.863
16
votes
2
answers

Reshape data frame to convert factors into columns in R

r reshape factors
asked 2010-03-08T19:27:38.047
24
votes
3
answers

Reshape 3d matrix to 2d matrix

matlab matrix reshape
asked 2010-02-13T08:16:04.617
29
votes
2
answers

melt to two variable columns

r ggplot2 reshape
asked 2009-10-09T16:49:34.023
19
votes
3
answers

Convert data from many rows to many columns

r reshape
asked 2009-07-23T02:17:09.557